<template>
    <div id="details">
        <!-- 头部 -->
        <div class="page-header">
            <div class="title">
                <p>{{ product.product_name }}</p>
                <div class="list">
                    <ul>
                        <li>
                            <router-link to>概述</router-link>
                        </li>
                        <li>
                            <router-link to>参数</router-link>
                        </li>
                        <li>
                            <router-link to>用户评价</router-link>
                        </li>
                    </ul>
                </div>
            </div>
        </div>
        <!-- 头部END -->

        <!-- 主要内容 -->
        <div class="main">
            <!-- 左侧商品轮播图 -->
            <div class="block">
                <el-carousel height="560px">
                    <el-carousel-item v-for="item in productPicture" :key="item.id">
                        <img style="height:560px;" :src="$target + item.product_picture" :alt="item.intro"/>
                    </el-carousel-item>
                </el-carousel>
            </div>
            <!-- 左侧商品轮播图END -->
            <!-- 右侧内容区 -->
            <div class="content">
                <h1 class="name">{{product.product_name}}</h1>
                <p class="intro">{{product.product_intro}}</p>
                <p class="store">小米自营</p>
                <div class="price">
                    <span>{{product.product_selling_price}}元</span>
                    <span v-show="product.product_selling_price != product.product_price"
                          class="del">{{product.product_price}}元</span>
                </div>
                <div class="pro-list">
                    <span class="pro-name">{{product.product_name}}</span>
                    <span class="pro-price">
                        <span>{{product.product_selling_price}}元</span>
                        <span v-show="product.product_selling_price != product.product_price"
                              class="pro-del">{{product.product_price}}元</span>
                    </span>
                    <p class="price-sum">总计 : {{product.product_selling_price}}元</p>
                </div>
                <!-- 内容区底部按钮 -->
                <div class="button">
                    <el-button @click="addShoppingCart" class="shop-cart">加入购物车</el-button>
                    <el-button @click="addCollect" class="like">喜欢</el-button>
                </div>
                <!-- 内容区底部按钮END -->
                <div class="pro-policy">
                    <ul>
                        <li>
                            <i class="el-icon-circle-check"></i> 小米自营
                        </li>
                        <li>
                            <i class="el-icon-circle-check"></i> 小米发货
                        </li>
                        <li>
                            <i class="el-icon-circle-check"></i> 7天无理由退货
                        </li>
                        <li>
                            <i class="el-icon-circle-check"></i> 7天价格保护
                        </li>
                    </ul>
                </div>
            </div>
            <!-- 右侧内容区END -->
        </div>
        <!-- 主要内容END -->
    </div>
</template>
<script>
    import detailsAPI from "../request/api/detailsAPI"
    import shoppingCartAPI from '../request/api/shoppingCartAPI'
    export default {
        data() {
            return {
                productID: null,
                product: {},
                productPicture: [],
            };
        },
        //一个正常的组件,当组件展示在页面中的时候可以触发创建和挂载生命周期,当离开当前页面或者组件的时候会触发组件的销毁生命周期
        //当组件使用了keep-alive之后,那么组件的创建(前/后)挂载(前/后)生命周期只会触发一次,当离开组件的时候组件不会被销毁
        //当组件使用了keep-alive之后,会新增两个钩子函数,
        //  activated ==> 当组件被再次进入的时候会触发
        //  deactivated ==> 离开这个组件的时候会被触发
        activated(){
            console.log("--------activated------");
            console.log(this.productID);
            //通过路由获取商品ID (后期可能使用
            let queryData = this.$route.query;
            console.log("this.$route.query===>", queryData);
            //queryData => {productID: "7"}

            this.productID = Number(queryData.productID);
            this.getDetailsData(queryData);
            this.getDetailsPictureData(queryData)
        },
        deactivated() {
            console.log("--------deactivated------");
        },



        methods: {
            async getDetailsData(data){
                let {data: res} = await detailsAPI.getDetails(data);
                this.product = res.Product[0];
            },
            async getDetailsPictureData(data){
                let {data: res} = await detailsAPI.getDetailsPicture(data);
                this.productPicture = res.ProductPicture;
            },
            //加入购物车按钮
            async addShoppingCart(){
                //获取vuex中的userName,如果有值则证明已经登录过了
                if(!this.$store.getters.userName){
                    //没有登录过 就弹出登录组件
                    this.$store.commit("setShowLogin", true)
                    return;
                }

                // 将商品添加到购物车请求，
                let obj = {
                    user_id: this.$store.getters.userInfo.user_id,
                    product_id:this.product.product_id
                }
                let {data:res} = await shoppingCartAPI.addShoppingCart(obj)
                // 判断返回码的状态，弹出对应的提示框
                // res.code === '003'的话，error，数量加满了
                if(res.code === '003') return this.$notifyError(res.msg)
                else return this.$notifySuccess(res.msg)
            },
            //加入收藏
            addCollect(){
                //获取vuex中的userName,如果有值则证明已经登录过了
                if(!this.$store.getters.userName){
                    //没有登录过 就弹出登录组件
                    this.$store.commit("setShowLogin", true)
                    return;
                }
                console.log("当前商品加入收藏",this.product)
            },

        }
    };
</script>
<style>
    /* 头部CSS */
    #details .page-header {
        height: 64px;
        margin-top: -20px;
        z-index: 4;
        background: #fff;
        border-bottom: 1px solid #e0e0e0;
        -webkit-box-shadow: 0px 5px 5px rgba(0, 0, 0, 0.07);
        box-shadow: 0px 5px 5px rgba(0, 0, 0, 0.07);
    }

    #details .page-header .title {
        width: 1225px;
        height: 64px;
        line-height: 64px;
        font-size: 18px;
        font-weight: 400;
        color: #212121;
        margin: 0 auto;
    }

    #details .page-header .title p {
        float: left;
    }

    #details .page-header .title .list {
        height: 64px;
        float: right;
    }

    #details .page-header .title .list li {
        float: left;
        margin-left: 20px;
    }

    #details .page-header .title .list li a {
        font-size: 14px;
        color: #616161;
    }

    #details .page-header .title .list li a:hover {
        font-size: 14px;
        color: #ff6700;
    }

    /* 头部CSS END */

    /* 主要内容CSS */
    #details .main {
        width: 1225px;
        height: 560px;
        padding-top: 30px;
        margin: 0 auto;
    }

    #details .main .block {
        float: left;
        width: 560px;
        height: 560px;
    }

    #details .el-carousel .el-carousel__indicator .el-carousel__button {
        background-color: rgba(163, 163, 163, 0.8);
    }

    #details .main .content {
        float: left;
        margin-left: 25px;
        width: 640px;
    }

    #details .main .content .name {
        height: 30px;
        line-height: 30px;
        font-size: 24px;
        font-weight: normal;
        color: #212121;
    }

    #details .main .content .intro {
        color: #b0b0b0;
        padding-top: 10px;
    }

    #details .main .content .store {
        color: #ff6700;
        padding-top: 10px;
    }

    #details .main .content .price {
        display: block;
        font-size: 18px;
        color: #ff6700;
        border-bottom: 1px solid #e0e0e0;
        padding: 25px 0 25px;
    }

    #details .main .content .price .del {
        font-size: 14px;
        margin-left: 10px;
        color: #b0b0b0;
        text-decoration: line-through;
    }

    #details .main .content .pro-list {
        background: #f9f9fa;
        padding: 30px 60px;
        margin: 50px 0 50px;
    }

    #details .main .content .pro-list span {
        line-height: 30px;
        color: #616161;
    }

    #details .main .content .pro-list .pro-price {
        float: right;
    }

    #details .main .content .pro-list .pro-price .pro-del {
        margin-left: 10px;
        text-decoration: line-through;
    }

    #details .main .content .pro-list .price-sum {
        color: #ff6700;
        font-size: 24px;
        padding-top: 20px;
    }

    #details .main .content .button {
        height: 55px;
        margin: 10px 0 20px 0;
    }

    #details .main .content .button .el-button {
        float: left;
        height: 55px;
        font-size: 16px;
        color: #fff;
        border: none;
        text-align: center;
    }

    #details .main .content .button .shop-cart {
        width: 340px;
        background-color: #ff6700;
    }

    #details .main .content .button .shop-cart:hover {
        background-color: #f25807;
    }

    #details .main .content .button .like {
        width: 260px;
        margin-left: 40px;
        background-color: #b0b0b0;
    }

    #details .main .content .button .like:hover {
        background-color: #757575;
    }

    #details .main .content .pro-policy li {
        float: left;
        margin-right: 20px;
        color: #b0b0b0;
    }

    /* 主要内容CSS END */
</style>